Signet Jewelers extends its “Conflict-Free” reporting under Section 1502 for four consecutive years   HAMILTON, Bermuda, 2017-Jun-02 — /EPR Retail News/ — Signet Jewelers Limited (“Signet”) (NYSE:SIG), the world's largest retailer of diamond jewelry, recently submitted its fourth consecutive Conflict Minerals Report to the SEC in accordance with Section 1502 of the Dodd-Frank Act. Signet was one of only…